Dr. Charles and Dr. Manning disagree on how to handle a patient who they discover is poisoning herself. Dr. Rhodes throws some serious accusations at Dr. Bekker. Dr. Halstead has suspicions... See full summary »

The hospital goes into lockdown mode when a man with a gun holds medical staff hostage. Goodwin is forced to make a tough decision. Dr. Rhodes begins to realize his time with his father is getting short.

Halstead treats a woman on the verge of freezing to death. Dr. Charles' ex-wife receives some concerning news. Choi handles a lymphoma patient with viral meningitis and a complicated family. Manning makes a house call.

The college fair comes to Whitlock, and Sarika has an offer for Jack: Get her into Harvard, and she'll get his book into the hands of her publisher aunt; Stef prepares for a visit from a fling; Helen applies to college.

Jack realizes he lost 13 gold coins he's supposed to give Estefan at their wedding to avoid a curse. Will is concerned that Grace is the only one compromising in her relationship with Noah.... See full summary »

When both of their boyfriends ask to move in, Will and Grace use each other as an excuse to get out of it. A snowstorm traps Karen at the office and Jack in an elevator, where he reunites ... See full summary »

Using information from Cruz, Intelligence chases down the robbery crew that's been using the lockbox key. Voight is under pressure to bring the crew to justice without tarnishing the reputation of a murdered firefighter.

When a history-making blizzard hits New York, Max and his staff must work together to keep the patients safe with few resources, even if it means taking to the streets of the city and braving the storm.

A spate of robberies comes to light after a firehouse lockbox key goes missing. Sergeant Hank Voight suspects a firefighter may be involved, and with Boden's support, he recruits Cruz to go... See full summary »

Casey struggles after experiencing a narrow miss on a call. Otis wins a unique sporting opportunity in a raffle. Grissom turns to Severide for assistance when the mayor's office sends a task force to Firehouse 51.

When the FBI intercepts stolen NSA software intended for Tal, Keaton uses the technology as an opportunity to go on the offensive and sends Shepherd undercover. Keaton must choose between ... See full summary »

An unexpected event brings Katie, Sarah, and Nick back into each other's orbits. Patricia deals with her diagnosis, which leads to an unexpected chance at re-connection for Ron. Enzo ... See full summary »

When a highly sophisticated Tal operative evades FBI custody and flees to the Swiss embassy, the Cointel team must go under cover. What begins as a smooth counterintelligence operation quickly devolves into a tense hostage situation.

Lt. Benson suspects Rob Miller is behind the mysterious death of a girl found dead in the Hudson River but can't prove it. Despite having only circumstantial evidence ADA Stone takes the case to court before Miller can destroy more lives.

They were worthy. Wayne and Garth. Mike Myers knew his "Wayne's World" was big, but it wasn't until Aerosmith came to Saturday Night Live as a musical guest in February 1990 and all but ... See full summary »

Suspicious that people are making fun of her, Amy and Jonah spy on Cloud 9 employees through the security system. Dina tries to track down an unsanctioned Easter Bunny in the store. Glenn preps for his church's Passion play.

Amy finds herself at odds with her co-workers when some salary numbers get leaked. Dina worries that Jonah is coming between her and Amy. Mateo tries to give himself a promotion. Garrett attempts to sabotage Glenn's positive attitude.

Jonah and Amy's first Valentine's Day together gets derailed when Dina brings her birds to work, which also causes trouble for Garrett. Cheyenne gives Marcus a tattoo. Glenn makes videos for his daughter to watch while he's at work.